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package jdk.graal.compiler.core.aarch64;

import java.util.ListIterator;

import jdk.graal.compiler.core.common.GraalOptions;
import jdk.graal.compiler.java.DefaultSuitesCreator;
import jdk.graal.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins;
import jdk.graal.compiler.options.OptionValues;
import jdk.graal.compiler.phases.BasePhase;
import jdk.graal.compiler.phases.common.DeadCodeEliminationPhase;
import jdk.graal.compiler.phases.tiers.CompilerConfiguration;
import jdk.graal.compiler.phases.tiers.LowTierContext;
import jdk.graal.compiler.phases.tiers.Suites;
import jdk.graal.compiler.vector.phases.aarch64.AArch64VectorLoweringPhase;
import jdk.vm.ci.code.Architecture;

public abstract class AArch64SuitesCreator extends DefaultSuitesCreator {

    public AArch64SuitesCreator(CompilerConfiguration compilerConfiguration, Plugins plugins) {
        super(compilerConfiguration, plugins);
    }

    public AArch64SuitesCreator(CompilerConfiguration compilerConfiguration) {
        super(compilerConfiguration);
    }

    @Override
    public Suites createSuites(OptionValues options, Architecture arch) {
        Suites suites = super.createSuites(options, arch);
        if (GraalOptions.TargetVectorLowering.getValue(options)) {
            ListIterator<BasePhase<? super LowTierContext>> position = suites.getLowTier().findPhase(DeadCodeEliminationPhase.class);
            if (position != null) {
                position.previous();
                position.add(new AArch64VectorLoweringPhase());
            }
        }
        return suites;
    }
}
